Therefore, the answer is clearly not E.
Also, I've never seen a question where the answers are "Blehblehbleh", "Blahblahblah", or "Bluhbluhbluh", so the correct answer would be D.
That was nothing to throw a desk over. You're in a crowded classroom. What you should now be doing is tending to the wounds of people who sustained injuries from a sudden aerial desk that crashed on them, not worrying about paradoxes. Leave that shit to Wheatley.